null as the locale in Translatorlint:xliff command, use lint:xliff - (append a dash) instead to make it explicit.TranslationDataCollector class as @final.TranslatorPathsPassTranslator::transChoice() in favor of using Translator::trans() with a %count% parameterTranslatorInterface in favor of Symfony\Contracts\Translation\TranslatorInterfaceMessageSelector, Interval and PluralizationRules; use IdentityTranslator insteadIntlFormatter and IntlFormatterInterfaceXliffLintCommandTranslator::getFallbackLocales() and TranslationDataCollector::getFallbackLocales() as internalFileDumper::setBackup() method is deprecated.TranslationWriter::disableBackup() method is deprecated.XliffFileDumper will write "name" on the "unit" node when dumping XLIFF 2.0.FileDumper classTranslationWriter::writeTranslations() methodMessageSelector instances to the constructor of the Translator classTranslationDumperPassTranslationExtractorPassTranslatorPassTranslationReader and TranslationReaderInterface<notes> section to the Xliff 2.0 dumper.<notes> section.TranslationWriterInterfaceTranslationWriter::writeTranslations in favor of TranslationWriter::writePhpExtractorPhpStringTokenParser| in plural translations with double pipe.FileDumper::format() method.Translator from protected to private.FileDumper::formatCatalogue which allows format the catalogue without dumping it into file.json_encoding to JsonFileDumperas_tree, inline to YamlFileDumperDiffOperation class has been deprecated and
will be removed in Symfony 3.0, since its operation has nothing to do with 'diff',
so the class name is misleading. The TargetOperation class should be used for
this use-case instead.